Nomenclature: wfo-0000006624

N. Amer. Fl. 34(4): 312. 1927 [27 Jun 1927]

Petasites hyperboreus Rydb. N. Amer. Fl. 34(4): 312 (1927)

Nomenclatural References


Taxonomy: Synonym in 2023-12

Occurs in: 2018-07 : 2019-03 : 2019-05 : 2021-12 : 2022-06 : 2022-12 : 2023-06 : 2023-12 : 2024-06 : 9999-01

Accepted name is: Petasites frigidus var. frigidus

Placement

Taxonomic References